A 28-year-old lady has taken an overdose of sedatives causing her to hypoventilate. Given that her arterial PCO2 is now doubled to 80mmHg, which of the following is most likely to be correct, given that she is breathing room air at normal barometric pressures?

Related MCQs

• Given a PCO2 = 600mmHg and a HCO3- = 28mEq/l there is a:
• Which of the following blood gas results is consistent with a three-week residence at 4000m altitude, after previously living at sea-level? pH HCO3 - (meq/L) pCO2
• The following physiological events that occur in the body are listed in random sequence: a. decreased CSF pH b. increased PaCO2 c. increased CSF PCO2 d. stimulation of medullary chemoreceptors e. increased PACO2 What is the usual sequence?
• The renal threshold for glucose, the arterial blood level at which glycosuria appears, is approximately:
• Renal autoregulation of GFR helps prevent large fluctuations in GFR despite wide variations in arterial blood pressure. With regard to autoregulation, which is TRUE?
• With regard to the normal Hb-ox-y-en dissociation curve, which is the most likely to be CORRECT?
• A 15-year-old girl suffers from a malabsorption syndrome characterised by the malabsorption of fat. In which vitamin is she MOST likely to be deficient?
• Regarding the neural control of breathing, which statement is INCORRECT?
• Regarding the chemical control of breathing, which statement is INCORRECT?
• Regarding the work of breathing during quiet inspiration: